Microbiology Lecture 1

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Questions and Answers

What is the definition of microbiology?

  • The study of the human body
  • The study of plants and animals
  • The study of very minute or microscopic microorganisms (correct)
  • The study of very large organisms

What are the main branches of microbiology?

  • Bacteriology, Virology, Mycology, and Parasitology (correct)
  • Bacteriology, Virology, and Microbiology
  • Bacteriology, Virology, Mycology, and Microbiology
  • Bacteriology, Virology, and Parasitology

Who is considered the father of microbiology?

  • Antony Van Leeuwenhoek (correct)
  • Robert Hooke
  • Dr. Samar Mabrouk
  • A Dutch textile scientist

What was Antony Van Leeuwenhoek's occupation?

<p>A Dutch textile merchant (B)</p> Signup and view all the answers

What was the magnification of Van Leeuwenhoek's microscope?

<p>300x (D)</p> Signup and view all the answers

What did Van Leeuwenhoek call the microorganisms he observed?

<p>Animalcules (A)</p> Signup and view all the answers

What is unique about the cell wall of fungi?

<p>It is made of chitin (A)</p> Signup and view all the answers

How do bacteria reproduce?

<p>By binary fission (A)</p> Signup and view all the answers

What is the characteristic of extreme halophiles?

<p>They can survive in high salt concentrations (C)</p> Signup and view all the answers

What is the function of aerial hyphae in mold?

<p>To reproduce by means of spores (A)</p> Signup and view all the answers

What is the characteristic of protozoa?

<p>They are eukaryotic (D)</p> Signup and view all the answers

What is the mode of nutrition in fungi?

<p>Absorption of organic materials (D)</p> Signup and view all the answers

Who is considered the Father of Microbiology?

<p>Louis Pasteur (C)</p> Signup and view all the answers

What is the process of converting sugars into alcohol anaerobically?

<p>Fermentation (A)</p> Signup and view all the answers

Which microorganism causes anthrax?

<p>Bacillus anthracis (B)</p> Signup and view all the answers

Who introduced the use of disinfectants in surgical rooms?

<p>Joseph Lister (D)</p> Signup and view all the answers

What is the method of staining introduced by Christian Gram?

<p>Gram Staining (C)</p> Signup and view all the answers

What is the term for the microorganisms that can cause disease?

<p>Germs (D)</p> Signup and view all the answers

What is the science of dealing with nomenclature, classification, and identification of microbes?

<p>Taxonomy (A)</p> Signup and view all the answers

What is the name of the system of naming microorganisms devised by Carl Linnaeus?

<p>Binomial nomenclature (D)</p> Signup and view all the answers

What is the characteristic of the genus name in binomial nomenclature?

<p>It is always capitalized (B)</p> Signup and view all the answers

What is the term used to describe microorganisms that live in extreme environmental conditions?

<p>Extremophiles (A)</p> Signup and view all the answers

What is the characteristic of the cell wall of Archaea?

<p>It never has peptidoglycan (A)</p> Signup and view all the answers

What is the primary source of energy for algae?

<p>Light (D)</p> Signup and view all the answers

What is the main component of the cell wall of algae?

<p>Cellulose (B)</p> Signup and view all the answers

What is the primary function of viruses in the environment?

<p>To infect and replicate in host cells (B)</p> Signup and view all the answers

What is the type of microorganism that infects bacteria?

<p>Phage (A)</p> Signup and view all the answers

What is the basis of the two-kingdom classification system introduced by Carl Linnaeus?

<p>Nutrition and mobility (A)</p> Signup and view all the answers

What are the two top-level groupings of the two-empire system or super domain system?

<p>Prokaryota and Eukaryota (B)</p> Signup and view all the answers

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